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Cartels uncovered
(Working paper, Working paper, 2011-03)How many cartels are there? The answer is important in assessing the need for competition policy. We present a Hidden Markov Model that answers the question, taking into account that often we do not know whether a cartel ... -
Cartels uncovered
(Discussion paper, Working paper, 2010-03)How many cartels are there? The answer is important in assessing the efficiency of competition policy. We present a Hidden Markov Model that answers the question, taking into account that often we do not know whether a ...